prepare_truncation_obs: Prepare truncation observations for Stan

In EpiNow2: Estimate and Forecast Real-Time Infection Dynamics

Prepare truncation observations for Stan

Description

Internal function to process a list of observation snapshots into the matrix format required by the truncation Stan model.

Usage

prepare_truncation_obs(data, trunc_max)

Arguments

data	A list of ⁠<data.frame>⁠s each containing date and confirm columns. Each data set should be a snapshot of reported data.
trunc_max	Integer, the maximum truncation delay to consider.

Value

A list containing:

• obs: Matrix of observations (time x datasets)

• obs_dist: Vector of NA counts per dataset (used to determine truncation)

• t: Number of time points

• obs_sets: Number of observation datasets

• dirty_obs: The processed data.tables (ordered by nrow)

EpiNow2 documentation built on June 17, 2026, 1:07 a.m.